Genetic variability of the pattern of night melatonin blood levels in relation to coat changes development in rabbits Daniel Allain, Benoit Malpaux, François Puechal, René Gérard Thébault, Hubert de Rochambeau and Philippe Chemineau Genet. Sel. Evol., 36 2 (2004) 207-216 DOI: 10.1051/gse:2003059